VSX-LX50
28
1
2
3
4
1
2
3
4
C
D
F
A
B
E
4.3 BLOCK DIAGRAM for VIDEO BLOCK
DE
T
Sync
C
TC74HC4051A
F
T
I
C1202
+
+
C
Y
Y
C
Y
C
Y
C
Y
TC74HC4051A
F
T
I
C1201
C
N
1201
3
6
C
N
1202
5
6
7
C
Y
C
N
2651
C
N
1001
I
C1006
9
13
13
P
D
C162A
+
+
+
I
C1203
TC74HC4053A
F
T
LA7109
I
C1205
+
C
Y
Y
C
9
11
15 13
C
N
1003
11
+
TC74HC4053A
F
T
+
I
C1003
+
+
TC74HC4051A
F
T
I
C1001
+
TC74HC4051A
F
T
I
C1002
+
LA7109
I
C1004
13
4
5
2
3
15
14
1
12
21
17
14
23
13
4
2
15
5
3
14
1
12
13
4
2
15
5
3
14
13
14
31
11
25
7
3
12
5
1
2
4
15
4
33
35
1
5
3
4
17
12
13
2
1
15
14
14
7
11
21
23
31
25
12
1
4
13
2
15
5
3
4
14
1
12
1
33
35
C
V
OUT
C
Selector
DV
R
/V
CR
2
6dB
AMP
MUT
E
MUT
E
R
E
C
OUT
DV
R
/V
CR
2
DV
R
/V
CR
1
Y
Selector
T
V/
SAT
DVD/
L
D
I
nput
Selector
f
or
S-
V
ideo
to
DV
C
VIDE
O
S-
VIDE
O
f
rom
DV
C
OS
D
f
or
V
ideo
Selector
DV
R
/V
CR
2
Selector
I
nput
DV
R
/V
CR
1
T
V/
SAT
Selector
f
or
DV
C
/
Through
MUT
E
C
Y
MUT
E
R
E
C
OUT
DV
R
/V
CR
1
MO
NI
TOR
OUT
f
rom
DV
C
to
DV
C
f
or
DV
C
/
Through
6dB
AMP
MUT
E
MUT
E
OUT
MO
NI
TOR
R
E
C
OUT
DV
R
/V
CR
1
DVD/
L
D
i-Pod
MUT
E
MUT
E
I
nput
Selector
f
or
MultiRoom
R
E
C
OUT
DV
R
/V
CR
2
MultiRoom
OUT
CO
M
POSITE
ASS
Y
H
F
RONT
-
IN
ASS
Y
P
S
-
VIDEO
ASS
Y
I
V
SX-91TX,
V
SX-9120TXH
O
N
L
Y